ARIN registry — WHOIS, browse & statistics
A daily mirror of ARIN's public delegated registry (North America). Look up a resource, browse every object, or find a company's resources by name.
Single-resource lookup in ARIN’s delegated registry, enriched live from ARIN RDAP.
// what ARIN has delegated
ARIN registry at a glance
🌐
Assigned IPv4 addresses
1.65B
1,645,628,928
📦
IPv4 networks
76,700
delegated blocks
🧭
IPv6 networks
11,350
delegated blocks
🔗
Autonomous systems
34,051
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2620:81:2001::/48 | — | reserved | — | … |
| 2620:81:2002::/47 | — | reserved | — | … |
| 2620:81:2004::/46 | — | reserved | — | … |
| 2620:81:2008::/45 | — | reserved | — | … |
| 2620:81:2010::/44 | — | available | — | … |
| 2620:81:2020::/43 | — | available | — | … |
| 2620:81:2040::/42 | — | available | — | … |
| 2620:81:2080::/41 | — | available | — | … |
| 2620:81:2100::/40 | — | available | — | … |
| 2620:81:2200::/39 | — | available | — | … |
| 2620:81:2400::/38 | — | available | — | … |
| 2620:81:2800::/37 | — | available | — | … |
| 2620:81:3000::/36 | — | available | — | … |
| 2620:81:4001::/48 | — | reserved | — | … |
| 2620:81:4002::/47 | — | reserved | — | … |
| 2620:81:4004::/46 | — | reserved | — | … |
| 2620:81:4008::/45 | — | reserved | — | … |
| 2620:81:4010::/44 | — | available | — | … |
| 2620:81:4020::/43 | — | available | — | … |
| 2620:81:4040::/42 | — | available | — | … |
| 2620:81:4080::/41 | — | available | — | … |
| 2620:81:4100::/40 | — | available | — | … |
| 2620:81:4200::/39 | — | available | — | … |
| 2620:81:4400::/38 | — | available | — | … |
| 2620:81:4800::/37 | — | available | — | … |
| 2620:81:5000::/36 | — | available | — | … |
| 2620:81:6001::/48 | — | reserved | — | … |
| 2620:81:6002::/47 | — | reserved | — | … |
| 2620:81:6004::/46 | — | reserved | — | … |
| 2620:81:6008::/45 | — | reserved | — | … |
| 2620:81:6010::/44 | — | available | — | … |
| 2620:81:6020::/43 | — | available | — | … |
| 2620:81:6040::/42 | — | available | — | … |
| 2620:81:6080::/41 | — | available | — | … |
| 2620:81:6100::/40 | — | available | — | … |
| 2620:81:6200::/39 | — | available | — | … |
| 2620:81:6400::/38 | — | available | — | … |
| 2620:81:6800::/37 | — | available | — | … |
| 2620:81:7000::/36 | — | available | — | … |
| 2620:81:8001::/48 | — | reserved | — | … |
| 2620:81:8002::/47 | — | reserved | — | … |
| 2620:81:8004::/46 | — | reserved | — | … |
| 2620:81:8008::/45 | — | reserved | — | … |
| 2620:81:8010::/44 | — | available | — | … |
| 2620:81:8020::/43 | — | available | — | … |
| 2620:81:8040::/42 | — | available | — | … |
| 2620:81:8080::/41 | — | available | — | … |
| 2620:81:8100::/40 | — | available | — | … |
| 2620:81:8200::/39 | — | available | — | … |
| 2620:81:8400::/38 | — | available | — | … |
| 2620:81:8800::/37 | — | available | — | … |
| 2620:81:9000::/36 | — | available | — | … |
| 2620:81:a001::/48 | — | reserved | — | … |
| 2620:81:a002::/47 | — | reserved | — | … |
| 2620:81:a004::/46 | — | reserved | — | … |
| 2620:81:a008::/45 | — | reserved | — | … |
| 2620:81:a010::/44 | — | available | — | … |
| 2620:81:a020::/43 | — | available | — | … |
| 2620:81:a040::/42 | — | available | — | … |
| 2620:81:a080::/41 | — | available | — | … |
| 2620:81:a100::/40 | — | available | — | … |
| 2620:81:a200::/39 | — | available | — | … |
| 2620:81:a400::/38 | — | available | — | … |
| 2620:81:a800::/37 | — | available | — | … |
| 2620:81:b000::/36 | — | available | — | … |
| 2620:81:c001::/48 | — | reserved | — | … |
| 2620:81:c002::/47 | — | reserved | — | … |
| 2620:81:c004::/46 | — | reserved | — | … |
| 2620:81:c008::/45 | — | reserved | — | … |
| 2620:81:c010::/44 | — | available | — | … |
| 2620:81:c020::/43 | — | available | — | … |
| 2620:81:c040::/42 | — | available | — | … |
| 2620:81:c080::/41 | — | available | — | … |
| 2620:81:c100::/40 | — | available | — | … |
| 2620:81:c200::/39 | — | available | — | … |
| 2620:81:c400::/38 | — | available | — | … |
| 2620:81:c800::/37 | — | available | — | … |
| 2620:81:d000::/36 | — | available | — | … |
| 2620:81:e000::/48 | — | reserved | — | … |
| 2620:81:e001::/48 | — | reserved | — | … |
| 2620:81:e002::/47 | — | reserved | — | … |
| 2620:81:e004::/46 | — | reserved | — | … |
| 2620:81:e008::/45 | — | reserved | — | … |
| 2620:81:e010::/44 | — | available | — | … |
| 2620:81:e020::/43 | — | available | — | … |
| 2620:81:e040::/42 | — | available | — | … |
| 2620:81:e080::/41 | — | available | — | … |
| 2620:81:e100::/40 | — | available | — | … |
| 2620:81:e200::/39 | — | available | — | … |
| 2620:81:e400::/38 | — | available | — | … |
| 2620:81:e800::/37 | — | available | — | … |
| 2620:81:f000::/36 | — | available | — | … |
| 2620:82:1::/48 | — | reserved | — | … |
| 2620:82:2::/47 | — | reserved | — | … |
| 2620:82:4::/46 | — | reserved | — | … |
| 2620:82:8::/45 | — | reserved | — | … |
| 2620:82:10::/44 | — | available | — | … |
| 2620:82:20::/43 | — | available | — | … |
| 2620:82:40::/42 | — | available | — | … |
| 2620:82:80::/41 | — | available | — | … |